DE58908195D1 - Switching system. - Google Patents

Switching system.

Info

Publication number
DE58908195D1
DE58908195D1 DE58908195T DE58908195T DE58908195D1 DE 58908195 D1 DE58908195 D1 DE 58908195D1 DE 58908195 T DE58908195 T DE 58908195T DE 58908195 T DE58908195 T DE 58908195T DE 58908195 D1 DE58908195 D1 DE 58908195D1
Authority
DE
Germany
Prior art keywords
switching system
switching
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE58908195T
Other languages
German (de)
Inventor
Roland Guethaus
Andrea Lamm
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Philips Intellectual Property and Standards GmbH
Original Assignee
Philips Patentverwaltung GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Patentverwaltung GmbH filed Critical Philips Patentverwaltung GmbH
Application granted granted Critical
Publication of DE58908195D1 publication Critical patent/DE58908195D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/20—Testing circuits or apparatus; Circuits or apparatus for detecting, indicating, or signalling faults or troubles
    • H04Q1/22—Automatic arrangements
    • H04Q1/24—Automatic arrangements for connection devices
    • H04Q1/245—Automatic arrangements for connection devices in time-division multiplex systems
DE58908195T 1988-01-16 1989-01-11 Switching system. Expired - Fee Related DE58908195D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3801123A DE3801123A1 (en) 1988-01-16 1988-01-16 MEDIATION SYSTEM

Publications (1)

Publication Number Publication Date
DE58908195D1 true DE58908195D1 (en) 1994-09-22

Family

ID=6345401

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3801123A Withdrawn DE3801123A1 (en) 1988-01-16 1988-01-16 MEDIATION SYSTEM
DE58908195T Expired - Fee Related DE58908195D1 (en) 1988-01-16 1989-01-11 Switching system.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3801123A Withdrawn DE3801123A1 (en) 1988-01-16 1988-01-16 MEDIATION SYSTEM

Country Status (4)

Country Link
US (1) US4995042A (en)
EP (1) EP0325318B1 (en)
JP (1) JP2849819B2 (en)
DE (2) DE3801123A1 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4964105A (en) * 1988-11-01 1990-10-16 Dsc Communications Corporation Replacement switch
GB8921082D0 (en) * 1989-09-18 1989-11-01 Plessey Telecomm Message routing check system
SE466475B (en) * 1990-07-10 1992-02-17 Ericsson Telefon Ab L M SETTING AND DEVICE FOR MONITORING AND TESTING AT A MULTI PLAN UNIT IN A DIGITAL TIMER
US5287344A (en) * 1991-06-05 1994-02-15 At&T Bell Laboratories Transferring lines in a digital loop carrier transmission system
DE4132552C1 (en) * 1991-09-30 1992-11-12 Siemens Ag, 8000 Muenchen, De
DE4226599C2 (en) * 1992-08-11 1994-08-04 Siemens Ag Error detection method in digital communication systems
DE4228361C1 (en) * 1992-08-26 1994-04-14 Siemens Nixdorf Inf Syst Digital switching array for data communication system - combines individual collision signals with input transmission signals fed to coupling field inputs.
DE4232955C2 (en) * 1992-10-01 1995-02-23 Philips Patentverwaltung Switching system
ES2173079T3 (en) * 1992-11-20 2002-10-16 Siemens Ag PROCEDURE FOR THE SUPERVISION OF EXISTING TELEPHONE CONNECTIONS, ESPECIALLY PERMANENT SWITCHED TELEPHONE CONNECTIONS.
DE4326919A1 (en) * 1993-08-11 1995-02-16 Teves Gmbh Alfred Control circuit for brake systems with ABS and / or ASR
EP0665701A1 (en) * 1994-01-26 1995-08-02 Siemens Aktiengesellschaft Method for monitoring the connection paths in a digital time division multiplex exchange
US5937032A (en) * 1995-11-29 1999-08-10 Telefonaktiebolaget L M Testing method and apparatus for verifying correct connection of curcuit elements
KR100301575B1 (en) * 1995-12-22 2001-11-22 박종섭 Signal transmission apparatus
US5903574A (en) * 1997-04-18 1999-05-11 Sarnoff Corporation Studio transmitter link method and apparatus
FI106422B (en) * 1998-03-06 2001-01-31 Nokia Networks Oy Certified wiring arrangement

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3431557A (en) * 1964-03-12 1969-03-04 Bendix Corp Monitoring system for redundant systems
US3770948A (en) * 1972-05-26 1973-11-06 Gte Automatic Electric Lab Inc Data handling system maintenance arrangement
JPS5419128B2 (en) * 1974-06-21 1979-07-12
JPS5155643A (en) * 1974-11-11 1976-05-15 Omron Tateisi Electronics Co DENSHIKEI SANKISEIGYO HOSHIKI
DE2718317A1 (en) * 1977-04-25 1978-11-02 Gen Electric Co Ltd Telephony digital switching network - has error-code generator at each receive interface responding to received data packets and connected to two TDM switching matrices
US4233682A (en) * 1978-06-15 1980-11-11 Sperry Corporation Fault detection and isolation system
US4271515A (en) * 1979-03-23 1981-06-02 John Fluke Mfg. Co., Inc. Universal analog and digital tester
DE2936439C2 (en) * 1979-09-08 1983-02-17 Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover Arrangement for the asynchronous transmission of digital measured wheel speed values
DE3003291C2 (en) * 1980-01-30 1983-02-24 Siemens AG, 1000 Berlin und 8000 München Two-channel data processing arrangement for railway safety purposes
JPS5736356A (en) * 1980-08-12 1982-02-27 Nippon Signal Co Ltd:The Mutiplexing system
JPS5857843A (en) * 1981-09-30 1983-04-06 Fujitsu Ltd Check system for data line exchange
DE3336747C2 (en) * 1983-10-08 1985-11-28 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Method for evaluating a control code word consisting of several code elements
JPS6182201A (en) * 1984-09-29 1986-04-25 Nec Home Electronics Ltd Fail-safe controlling circuit
DE3537451A1 (en) * 1985-10-22 1987-04-23 Philips Patentverwaltung MEDIATION SYSTEM WITH ERROR CORRECTION
US4817094A (en) * 1986-12-31 1989-03-28 International Business Machines Corporation Fault tolerant switch with selectable operating modes

Also Published As

Publication number Publication date
JP2849819B2 (en) 1999-01-27
DE3801123A1 (en) 1989-07-27
US4995042A (en) 1991-02-19
EP0325318A3 (en) 1990-11-14
JPH025657A (en) 1990-01-10
EP0325318B1 (en) 1994-08-17
EP0325318A2 (en) 1989-07-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS CORPORATE INTELLECTUAL PROPERTY GMBH, 2233

8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS INTELLECTUAL PROPERTY & STANDARDS GMBH, 20

8339 Ceased/non-payment of the annual fee